Worked example with assumed numbers. Not a customer.

VoiceCharm

AI Receptionist for Service Businesses

Worked ROI Example

Plumbing

Solo Plumber: Worked ROI Example

One-person shop missing calls while on a job

$2,530

Example Monthly Gain, After VoiceCharm's Cost

40%

Assumed Missed Call Rate

Assumed Calls Per Day

$110/mo

VoiceCharm Cost

The Scenario

An assumed solo plumber who gets 10 inbound calls a day and can't answer the phone while under a sink, on a ladder, or driving between jobs.

Industry Context

A solo plumber is the technician, the estimator and the receptionist. With hands in a pipe for much of the day, some calls go to voicemail, and a caller who gets voicemail can ring the next plumber on Google. This example assumes 40% of calls are missed and that a job is worth $500. Put in your own numbers; the arithmetic is the same.

→A caller who reaches voicemail can hang up without leaving a message

→A plumber in the middle of a job often can't get to the phone

→Emergency calls come in at night and on weekends too

→The caller's next call can be to another plumber

The Problem

A solo plumber handles everything — estimates, repairs, parts runs, billing. With hands in pipes for hours a day, a share of the calls go unanswered. In this example that's 88 missed calls a month, and each one could have been a job.

What VoiceCharm Does Here

✓Answers the calls you miss, at any hour, with a real conversation
✓Asks the questions you chose (a leak or a fixture install? how urgent?)
✓Asks the question you'd ask ("Is water actively leaking right now?") and emails you their name, number, address and answer the moment the call ends
✓Marks the email URGENT when the call is urgent
✓Keeps the full transcript and recording in your dashboard

Before & After in This Example

Without VoiceCharm

Missed calls reaching voicemail88/mo

Revenue at risk/month$26,400

After-hours coverageVoicemail

Lead details after a missed callNone

Cost of current setup$0 (voicemail)

With VoiceCharm

Missed calls reaching voicemail0 (forwarded to the AI)

Revenue recovered/month+$2,640

After-hours coverageAI answers 24/7

Lead details after a missed callEmailed after each call

VoiceCharm cost$110/mo

ROI Calculation

Assumptions

Calls per day10

Current missed call rate40%

Assumed job value$500

Working days per month22

Share of answered calls that become a job60%

Share of at-risk revenue won back10%

VoiceCharm pricing50¢ a minute, billed by the second, no monthly fee

VoiceCharm monthly cost$110/mo

What the Arithmetic Gives

Missed calls per month88 calls

Revenue at risk$26,400

Assumed won back$2,640 (10% of that)

Monthly gain$2,530 after VoiceCharm's $110

Twelve months of that$30,360

PaybackOne $500 job covers the month

Cumulative Gain in This Example

Period	Without VoiceCharm	With VoiceCharm
Month 1	$0	+$2,530
Month 3	$0	+$7,590
Month 6	$0	+$15,180
Month 12	$0	+$30,360

This is a worked example, not a customer. Every number in it is an assumption VoiceCharm chose, followed by arithmetic; none of it was measured. Your results will depend on your market, pricing, call volume and how quickly you call leads back. It is not a forecast or a guarantee.